647113476 has 24 divisors (see below), whose sum is σ = 1589402080. Its totient is φ = 204351552.

The previous prime is 647113471. The next prime is 647113501. The reversal of 647113476 is 674311746.

It is not an unprimeable number, because it can be changed into a prime (647113471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1418881 + ... + 1419336.

Almost surely, 2^647113476 is an apocalyptic number.

It is an amenable number.

647113476 is an abundant number, since it is smaller than the sum of its proper divisors (942288604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

647113476 is a wasteful number, since it uses less digits than its factorization.

647113476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838243 (or 2838241 counting only the distinct ones).

The product of its digits is 84672, while the sum is 39.

The square root of 647113476 is about 25438.4251871062. The cubic root of 647113476 is about 864.9549358951.

The spelling of 647113476 in words is "six hundred forty-seven million, one hundred thirteen thousand, four hundred seventy-six".